Oracle RAC 迁移OCR Oracle RAC 添加和删除OCR 参考:http://www./Linux/2013-03/81348.htm Oracle RAC 备份和恢复OCR 参考:http://www./Linux/2013-03/81347.htm 如果想要改变一个已经存在的ocr位置或改变一个已经出现故障的ocr位置,那么你就可以使用下面的过程来迁移ocr。 1.查看当前ocr情况 [oracle@node1 crs_1]$ ocrcheck Status of Oracle Cluster Registry is as follows : Version : 2 Total space (kbytes) : 153496 Used space (kbytes) : 3816 Available space (kbytes) : 149680 ID : 497615595 Device/File Name : /dev/raw/raw7 Device/File integrity check succeeded Device/File Name : /dev/raw/raw8 Device/File integrity check succeeded Cluster registry integrity check succeeded 这里raw7为普通ocr,raw8为镜像ocr 2.在Oracle clusterware 运行的节点上执行如下命令: [oracle@node1 crs_1]$ crsctl check crs CSS appears healthy CRS appears healthy EVM appears healthy 3.迁移普通ocr [root@node1 bin]# ./ocrconfig -replace ocr /dev/raw/raw9 [oracle@node1 crs_1]$ ocrcheck Status of Oracle Cluster Registry is as follows : Version : 2 Total space (kbytes) : 153496 Used space (kbytes) : 3816 Available space (kbytes) : 149680 ID : 497615595 Device/File Name : /dev/raw/raw9 Device/File integrity check succeeded Device/File Name : /dev/raw/raw8 Device/File integrity check succeeded Cluster registry integrity check succeeded 可以看到此时raw9已为普通ocr而非raw7 4.迁移镜像ocr [root@node1 bin]# ./ocrconfig -replace ocrmirror /dev/raw/raw7 [oracle@node1 crs_1]$ ocrcheck Status of Oracle Cluster Registry is as follows : Version : 2 Total space (kbytes) : 153496 Used space (kbytes) : 3816 Available space (kbytes) : 149680 ID : 497615595 Device/File Name : /dev/raw/raw9 Device/File integrity check succeeded Device/File Name : /dev/raw/raw7 Device/File integrity check succeeded Cluster registry integrity check succeeded 可以看到此时raw7为镜像ocr而非raw8 5.如果做ocr迁移的时候有节点关闭,那么在启动关闭的节点后应该在这个节点上执行如下命令: ocrconfig -repair 更多Oracle相关信息见Oracle 专题页面 http://www./topicnews.aspx?tid=12
|